While a Pi can be used for more complex tasks (such as designing a whole-network ad blocker or an emulator for classic games), the Arduino is ... as "hinges," you can design a robot that will ...

What do you get when you combine a direct digital synthesis (DDS) chip, a power detector, and an Arduino? [Brett Killion] did make that combination and wound up with a practical network analyzer.

[Eduard Ros] wrote in to show off the latest version of his Arduino powered autonomous rover (translated). You may remember seeing the first version of the build back ...